input {
  margin-top: 5px;
  margin-left: 10px;
  margin-right: 5px;
  width: 533px;
  height: 30px;
  padding: 10px;
  font-size: 18px;
  text-align: center;
  border-radius: 4px;
  border-color: #FFFFFF;
  /*box-sizing: border-box;*/
  border-width: 1px;
}

.simple-keyboard {
  height: 185px;
  max-width: 541px;
  margin-top: 5px;
  margin-left: 1px;
  margin-right: 5px;
}
